140233440133441 has 4 divisors (see below), whose sum is σ = 140635255148500. Its totient is φ = 139831625118384.

The previous prime is 140233440133403. The next prime is 140233440133477. The reversal of 140233440133441 is 144331044332041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61391471643441 + 78841968490000 = 7835271^2 + 8879300^2 .

It is a cyclic number.

It is not a de Polignac number, because 140233440133441 - 2¹⁵ = 140233440100673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140233440133441.

It is not an unprimeable number, because it can be changed into a prime (140233440134441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200907507006 + ... + 200907507703.

It is an arithmetic number, because the mean of its divisors is an integer number (35158813787125).

Almost surely, 2^{140233440133441} is an apocalyptic number.

It is an amenable number.

140233440133441 is a deficient number, since it is larger than the sum of its proper divisors (401815015059).

140233440133441 is an equidigital number, since it uses as much as digits as its factorization.

140233440133441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401815015058.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 140233440133441 its reverse (144331044332041), we get a palindrome (284564484465482).

The spelling of 140233440133441 in words is "one hundred forty trillion, two hundred thirty-three billion, four hundred forty million, one hundred thirty-three thousand, four hundred forty-one".